Cora»Occultation

2023-12-14 / UCAC4 524-031825 / (264144) 2009 UJ91

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Alberto Ossola	O-	VID	M230	CH	GPS	20:26:51			20:29:30

UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

1 observation found in db: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#31 : 4670ba50-ddb4-11f0-547e-4391ffe3f6cb [db: observed]

Using prediction 4670ba50-ddb4-11f0-547e-4391ffe3f6cb for map and profile fit

Get observations as KML file (reduced site location resolution)

Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 4670ba50-ddb4-11f0-547e-4391ffe3f6cb [observed] Occultation Date + Time : 2023-12-14 at 20:24:00 UT +/- 0.08 min [1] Object Designation : (264144) 2009 UJ91 Orbit Class : JTRO Star Designation : GDR3 3357451939025441024 Star Coordinates (ICRF) : RA = 06 44 24.1573, DE = +14 42 09.037 [2] Star Magnitudes : G = 11.61 mag, RP = 10.71 mag, BP = 12.45 mag Object Magnitude : V = 20.35 mag Estimated Magnitude Drop : 8.7 mag Estimated Max. Duration : 0.5 sec Object Mean Diameter : 7.9 km (src: astorb) Speed of the shadow : 15.8 km/s Elongation to Moon & Sun : 165° (sunlit = 4%), Sun = 160° Cross-track uncertainty : 21.7 mas = 68 km = 8.66 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 4670ba50-ddb4-11f0-547e-4391ffe3f6cb [observed] Occultation Date + Time : 2023-12-14 at 20:24:00 UT +/- 0.08 min [1] Object Designation : (264144) 2009 UJ91 Orbit Class : JTRO Star Designation : GDR3 3357451939025441024 Star Coordinates (ICRF) : RA = 06 44 24.1573, DE = +14 42 09.037 [2] Star Magnitudes : G = 11.61 mag, RP = 10.71 mag, BP = 12.45 mag Object Magnitude : V = 20.35 mag Estimated Magnitude Drop : 8.7 mag Estimated Max. Duration : 0.5 sec Object Mean Diameter : 7.9 km (src: astorb) Speed of the shadow : 15.8 km/s Elongation to Moon & Sun : 165° (sunlit = 4%), Sun = 160° Cross-track uncertainty : 21.7 mas = 68 km = 8.66 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations

SiMDA \| 3D Asteroid Catalogue \| Johnston Archive \| Star at CDS (Vizier) \| JPL Small-Body Node \| Minor Planet Center \| Wikipedia

(If error 404: link not valid which means no data available)

Aladin Sky Atlas

Loading sky atlas…

Aladin Lite direct link (has Gaia overlay)